Shop Windows to the Universe

Exploratour - Water on Mars

This image shows evidence for running water on the surface of Mars, or does it?
Click on image for full size Courtesy of NASA

Introduction

This page is the start of the tour which explores water on Mars. Use the navigation button at the top of the page to move through the tour. To go to the next page, just press the forward link on the navigation button.

Evidence for running water, including river channels such as those shown here, can be seen on the surface of Mars, although there is no running water present today. These features suggest that there was water present near the surface at some time in the Martian past.

You might also be interested in:

NASA will soon send two robot rovers to Mars. Rockets carrying the two rovers will be launched from Earth in May and June of 2003. The rovers will get to Mars in January 2004. NASA just decided where on...more

Is there liquid water on Mars? Mars Global Surveyor took some pictures that may prove there is! The pictures show large channels on the Martian surface. These channels are new, not like the old channels...more

Scientists have found the largest known valleys in the solar system -- on Mars! These valleys lie under a covering of dust, ash, and lava, but they could still be seen by a satellite that uses lasers to...more

Lakes and a river have been found in the highlands of Mars. They wouldn't be good places for a swim because there isn't any water in them! But the scientists know that there was probably water there a...more

Look at the bed below the body of the sleeping man. You can still see where he was lying down. The heat from his body warmed up the bed sheets which are now radiating infrared light toward your eyes....more

All warm objects (not just people) release infrared light. Warmer objects give off more infrared light. Very hot objects radiate other types of light as well. Click on the picture to see the infrared...more